| 1.8-0.48÷1.6 | ![]() ![]() |
![]() ![]() | [(8.7-7.5)÷0.2]×0.15. |
=1.8-0.3,
=1.5;
(2)(
-
)×(
÷
)=
×
,=1
;(3)(
+
)×
=
×
,=
;(4)
÷[
×(
-
)]=
÷[
×
],=
÷
,=2;
(5)(
-
+
)÷
=(
+
)÷
,=
÷
,=21;
(6)[(8.7-7.5)÷0.2]×0.15
=[1.2÷0.2]×0.15,
=6×0.15,
=0.9.
分析:根据分数、小数的四则混合运算进行计算即可.
点评:此题主要考查的是分数、小数的四则混合运算.



